| Index: base/i18n/case_conversion.cc
|
| diff --git a/base/i18n/case_conversion.cc b/base/i18n/case_conversion.cc
|
| deleted file mode 100644
|
| index d0eceb90920572397ca8d7af0c61005ea8cdfa10..0000000000000000000000000000000000000000
|
| --- a/base/i18n/case_conversion.cc
|
| +++ /dev/null
|
| @@ -1,95 +0,0 @@
|
| -// Copyright (c) 2011 The Chromium Authors. All rights reserved.
|
| -// Use of this source code is governed by a BSD-style license that can be
|
| -// found in the LICENSE file.
|
| -
|
| -#include "base/i18n/case_conversion.h"
|
| -
|
| -#include "base/numerics/safe_conversions.h"
|
| -#include "base/strings/string16.h"
|
| -#include "base/strings/string_util.h"
|
| -#include "third_party/icu/source/common/unicode/uchar.h"
|
| -#include "third_party/icu/source/common/unicode/unistr.h"
|
| -#include "third_party/icu/source/common/unicode/ustring.h"
|
| -
|
| -namespace base {
|
| -namespace i18n {
|
| -
|
| -namespace {
|
| -
|
| -// Provides a uniform interface for upper/lower/folding which take take
|
| -// slightly varying parameters.
|
| -typedef int32_t (*CaseMapperFunction)(UChar* dest,
|
| - int32_t dest_capacity,
|
| - const UChar* src,
|
| - int32_t src_length,
|
| - UErrorCode* error);
|
| -
|
| -int32_t ToUpperMapper(UChar* dest,
|
| - int32_t dest_capacity,
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| - const UChar* src,
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| - int32_t src_length,
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| - UErrorCode* error) {
|
| - // Use default locale.
|
| - return u_strToUpper(dest, dest_capacity, src, src_length, NULL, error);
|
| -}
|
| -
|
| -int32_t ToLowerMapper(UChar* dest,
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| - int32_t dest_capacity,
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| - const UChar* src,
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| - int32_t src_length,
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| - UErrorCode* error) {
|
| - // Use default locale.
|
| - return u_strToLower(dest, dest_capacity, src, src_length, NULL, error);
|
| -}
|
| -
|
| -int32_t FoldCaseMapper(UChar* dest,
|
| - int32_t dest_capacity,
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| - const UChar* src,
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| - int32_t src_length,
|
| - UErrorCode* error) {
|
| - return u_strFoldCase(dest, dest_capacity, src, src_length,
|
| - U_FOLD_CASE_DEFAULT, error);
|
| -}
|
| -
|
| -// Provides similar functionality as UnicodeString::caseMap but on string16.
|
| -string16 CaseMap(StringPiece16 string, CaseMapperFunction case_mapper) {
|
| - string16 dest;
|
| - if (string.empty())
|
| - return dest;
|
| -
|
| - // Provide an initial guess that the string length won't change. The typical
|
| - // strings we use will very rarely change length in this process, so don't
|
| - // optimize for that case.
|
| - dest.resize(string.size());
|
| -
|
| - UErrorCode error;
|
| - do {
|
| - error = U_ZERO_ERROR;
|
| -
|
| - // ICU won't terminate the string if there's not enough room for the null
|
| - // terminator, but will otherwise. So we don't need to save room for that.
|
| - // Don't use WriteInto, which assumes null terminators.
|
| - int32_t new_length = case_mapper(
|
| - &dest[0], saturated_cast<int32_t>(dest.size()), string.data(),
|
| - saturated_cast<int32_t>(string.size()), &error);
|
| - dest.resize(new_length);
|
| - } while (error == U_BUFFER_OVERFLOW_ERROR);
|
| - return dest;
|
| -}
|
| -
|
| -} // namespace
|
| -
|
| -string16 ToLower(StringPiece16 string) {
|
| - return CaseMap(string, &ToLowerMapper);
|
| -}
|
| -
|
| -string16 ToUpper(StringPiece16 string) {
|
| - return CaseMap(string, &ToUpperMapper);
|
| -}
|
| -
|
| -string16 FoldCase(StringPiece16 string) {
|
| - return CaseMap(string, &FoldCaseMapper);
|
| -}
|
| -
|
| -} // namespace i18n
|
| -} // namespace base
|
|
|